“primary standards of national defense”的概念、定义、翻译、参考文献-科学参考

单词	primary standards of national defense
释义	primary standards of national defense Encyclopedia 工学（计量）释 primary standards of national defense国防最高计量标准在国防军工系统中具有最高计量特性，由国家国防科技工业计量主管部门考核合格并授权在国防军工系统中进行量值传递的测量标准。
随便看	conservation of momentum conservation of number principle Conservation of Oil Paintings conservation of orbital symmetry conservation of particle number conservation of rare and endangered medicinal resources conservation of resource theory conservation of tea germplasm conservation of terrestrial ecology conservation of vorticity conservation of water source areas conservation planning Conservation Plan of Beihai Historic City conservation plan of Beijing historic city Conservation Plan of Changsha Historic City Conservation Plan of Chaozhou Historic City Conservation Plan of Chengde Historic City Conservation Plan of Dali Historic City Conservation Plan of Dujiangyan Historic City Conservation Plan of Fenghuang Historic City Conservation Plan of Guangzhou Historic City Conservation Plan of Huize Historic City Conservation Plan of Jianshui Historic City Conservation Plan of Jiaxing Historic City Conservation Plan of Jinan Historic City

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。